Why is extremism enticing to some people? A look into how normal, all-Americans flock to violent ideologies. Plus, read about the workings of ISIS, cults, and hatred. Cover image: TracySiermachesky/Shutterstock

You can have a healthy set of defense mechanisms that protect you from anxieties, low esteem, general despair, and other issues. But there is a point of no return as well. Cover Image: ESBProfessional/Shutterstock

Faux moon landings and Area 51 are quaint ideas compared with the proliferation of fake news and the dismissal of science. More than 50 percent of Americans believe in at least one conspiracy theory or another. Is it getting worse? Cover Image: FerGregory/Shutterstock